| Yunzhong Gao | cb77930 | 2015-06-10 00:27:52 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -analyze -analyzer-checker=debug.DumpCFG %s 2>&1 \ |
| 2 | // RUN: | FileCheck %s |
| 3 | |
| 4 | struct Q { int a, b, c; }; |
| 5 | union UQ { struct Q q; }; |
| 6 | union UQ getUQ() { |
| 7 | union UQ u = { { 1, 2, 3 } }; |
| 8 | return u; |
| 9 | } |
| 10 | |
| 11 | void test() { |
| 12 | struct LUQ { union UQ uq; } var = { getUQ(), .uq.q.a = 100 }; |
| 13 | struct Q s[] = { |
| 14 | [0] = (struct Q){1, 2}, |
| 15 | [0].c = 3 |
| 16 | }; |
| 17 | } |
| 18 | |
| 19 | // CHECK: void test() |
| 20 | // CHECK: [B1] |
| 21 | // CHECK: 1: getUQ |
| 22 | // CHECK: 2: [B1.1] (ImplicitCastExpr, FunctionToPointerDecay, union UQ (*)()) |
| 23 | // CHECK: 3: [B1.2]() |
| 24 | // CHECK: 4: 100 |
| 25 | // CHECK: 5: /*no init*/ |
| 26 | // CHECK: 6: /*no init*/ |
| 27 | // CHECK: 7: {[B1.4], [B1.5], [B1.6]} |
| 28 | // CHECK: 8: {[B1.7]} |
| 29 | // CHECK: 9: {/*base*/[B1.3], /*updater*/[B1.8]} |
| 30 | // CHECK: 10: {[B1.3], .uq.q.a = [B1.4]} |
| 31 | // CHECK: 11: struct LUQ var = {getUQ(), .uq.q.a = 100}; |
| 32 | // CHECK: 12: 1 |
| 33 | // CHECK: 13: 2 |
| 34 | // CHECK: 14: /*implicit*/(int)0 |
| 35 | // CHECK: 15: {[B1.12], [B1.13]} |
| 36 | // CHECK: 18: /*no init*/ |
| 37 | // CHECK: 19: /*no init*/ |
| 38 | // CHECK: 20: 3 |
| 39 | // CHECK: 21: {[B1.18], [B1.19], [B1.20]} |
| 40 | // CHECK: 22: {/*base*/[B1.17], /*updater*/[B1.21]} |
| 41 | // CHECK: 24: struct Q s[] = {[0] = (struct Q){1, 2}, [0].c = 3}; |